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The motor of an RC car does 312 J of work to move the same car 419 m, what is the force the motor exerts?
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45 votes
45 votes
The motor of an RC car does 312 J of work to move the same car 419 m, what is the force the motor exerts?

User Vond Ritz
by
3.1k points

2 Answers

10 votes
10 votes

Answer:

0.745N (to 3sf)

Step-by-step explanation:

work done = force × distance

312J = force × 419m

force = 312J ÷ 419m

= 0.745N (to 3sf)

User NJE
by
2.9k points
10 votes
10 votes

Answer:

F=0.7446

Step-by-step explanation:

Force= Work divded by Displacement.

F= 312/419

F= 0.7446

User Lsilva
by
3.4k points
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